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Table 5 Comparison of the proposed sensor with the previous bromate sensors

From: Impedance and voltammetry detection of bromate in food samples using NiPcMWCNTs modified glassy carbon electrode

Electrode

Technique

LoD (μM)

LDR (μM)

Sensitivity (µA µM−1)

References

NENU-3 film

AP

12

50–19,100

11.2

Shi et al. (2016)

Nafion/Hb/FeS@MoS2-C/CILE

CV

1

50–25,000

 

Zhang et al. (2022a, b)

PTh-D/nafion/AuE

ECL

1

1–100,000

108.41

Li et al. (2014)

CoW11Co/PVP/TiO2/GCE

CV

5

20–4400

–

Li et al. (2005)

NiPcMWCNTs/GCE

SWV

1.47

12–56

1293.0

This work

NiPcMWCNTs/GCE

EIS

6.72

24–100

483.7

This work

  1. NENU-3 film, Electroactive metal–organic framework film; Nafion/Hb/FeS-MoS2-C/CILE, Petal-shaped FeS@MoS2-C nanocomposite uniformly dispersed nanocomposite, hemoglobin (Hb) and Nafion mixture prepared carbon ionic liquid electrode (CILE); PTh-D/nafion/AuE-poly[3-(1,1′-dimethyl-4-piperidinemethylene)thiophene-2,5-diylchloride] (PTh-D); and CoW11Co/PVP/TiO2/GCE, tetrabutyammonium cobalt (III) 12-tungsten poly (4-vinylpyridine)(PVP) in a TiO2 sol–gel matrix